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<pre><code><a href="#1" id="1" class="l">  1: </a><span class="xlang">&lt;?php</span>
<a href="#2" id="2" class="l">  2: </a>
<a href="#3" id="3" class="l">  3: </a><span class="php-keyword1">final</span> <span class="php-keyword1">class</span> DIRoute {
<a href="#4" id="4" class="l">  4: </a>
<a href="#5" id="5" class="l">  5: </a>    <span class="php-comment">//初始化一些与URL、路由有关的资源</span>
<a href="#6" id="6" class="l">  6: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> __construct(){
<a href="#7" id="7" class="l">  7: </a>        <span class="php-comment">/*
</span><a href="#8" id="8" class="l">  8: </a><span class="php-comment">         * 计算资源URL前缀，含“/”结尾，存储到常量
</span><a href="#9" id="9" class="l">  9: </a><span class="php-comment">         */</span>
<a href="#10" id="10" class="l"> 10: </a>        <span class="php-var">$di_sn</span> = <span class="php-var">$_SERVER</span>[<span class="php-quote">'SCRIPT_NAME'</span>];
<a href="#11" id="11" class="l"> 11: </a>        <span class="php-var">$di_num</span> = <span class="php-keyword2">strrpos</span>(<span class="php-var">$di_sn</span>, <span class="php-quote">'/'</span>);
<a href="#12" id="12" class="l"> 12: </a>        <span class="php-var">$di_ppr</span> = <span class="php-keyword2">substr</span>(<span class="php-var">$di_sn</span>, <span class="php-num">1</span>, <span class="php-var">$di_num</span>);<span class="php-comment">//所在目录的相对路径，如“danmu/”</span>
<a href="#13" id="13" class="l"> 13: </a>        <span class="php-keyword2">define</span>(<span class="php-quote">'DI_URL_PREFIX'</span>, <span class="php-quote">&quot;http://</span><span class="php-var">{$_SERVER['HTTP_HOST']}</span><span class="php-quote">/</span><span class="php-var">{$di_ppr}</span><span class="php-quote">&quot;</span>);
<a href="#14" id="14" class="l"> 14: </a>    }
<a href="#15" id="15" class="l"> 15: </a>    
<a href="#16" id="16" class="l"> 16: </a>    <span class="php-comment">//路由：正在实现</span>
<a href="#17" id="17" class="l"> 17: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> route( <span class="php-var">$get</span> ){
<a href="#18" id="18" class="l"> 18: </a>        <span class="php-var">$rt</span> = <span class="php-var">$this</span>-&gt;analyse(<span class="php-var">$get</span>);
<a href="#19" id="19" class="l"> 19: </a>        DIRuntime::mergeNewItems(<span class="php-var">$rt</span>);
<a href="#20" id="20" class="l"> 20: </a>        
<a href="#21" id="21" class="l"> 21: </a>        <span class="php-var">$type</span> = &amp;<span class="php-var">$rt</span>[<span class="php-quote">'reqtype'</span>];
<a href="#22" id="22" class="l"> 22: </a>        <span class="php-var">$isal</span> = &amp;<span class="php-var">$rt</span>[<span class="php-quote">'isallow'</span>];
<a href="#23" id="23" class="l"> 23: </a>        <span class="php-var">$req</span> = &amp;<span class="php-var">$rt</span>[<span class="php-quote">'request'</span>];
<a href="#24" id="24" class="l"> 24: </a>        
<a href="#25" id="25" class="l"> 25: </a>        <span class="php-keyword1">if</span>(<span class="php-quote">'do'</span>==<span class="php-var">$type</span> &amp;&amp; <span class="php-var">$isal</span>){
<a href="#26" id="26" class="l"> 26: </a>            <span class="php-keyword2">define</span>(<span class="php-quote">'DI_LET_CURRENT'</span>, <span class="php-quote">''</span>);<span class="php-comment">//无实际作用，仅防止在DO-Request模式时误用导致出错</span>
<a href="#27" id="27" class="l"> 27: </a>            
<a href="#28" id="28" class="l"> 28: </a>            <span class="php-keyword2">define</span>(<span class="php-quote">'DI_DO_MODULE'</span>, <span class="php-var">$req</span>[<span class="php-quote">'do'</span>]);
<a href="#29" id="29" class="l"> 29: </a>            <span class="php-keyword2">define</span>(<span class="php-quote">'DI_DO_FUNC'</span>, <span class="php-var">$req</span>[<span class="php-quote">'func'</span>]);
<a href="#30" id="30" class="l"> 30: </a>            DIFilterUtil::execGlobalFilter();<span class="php-comment">//此处插入全局过滤器(必须置于DI_DO_MODULE、DI_DO_FUNC定义之后)</span>
<a href="#31" id="31" class="l"> 31: </a>            DIFilterUtil::execSpecialFilter(DI_DO_MODULE . <span class="php-quote">'/'</span>. DI_DO_FUNC); <span class="php-comment">//此处插入具有特定作用点的过滤器</span>
<a href="#32" id="32" class="l"> 32: </a>            <span class="php-var">$do</span> = DI_DO_MODULE . <span class="php-quote">'Do'</span>;
<a href="#33" id="33" class="l"> 33: </a>            invoke_method(<span class="php-keyword1">new</span> <span class="php-var">$do</span>(), DI_DO_FUNC, <span class="php-var">$req</span>[<span class="php-quote">'args'</span>]);
<a href="#34" id="34" class="l"> 34: </a>        }
<a href="#35" id="35" class="l"> 35: </a>        <span class="php-keyword1">else</span> <span class="php-keyword1">if</span>(<span class="php-quote">'let'</span>==<span class="php-var">$type</span> &amp;&amp; <span class="php-var">$isal</span>){
<a href="#36" id="36" class="l"> 36: </a>            <span class="php-comment">//无实际作用，仅防止在LET-Request模式时误用导致出错</span>
<a href="#37" id="37" class="l"> 37: </a>            {
<a href="#38" id="38" class="l"> 38: </a>                <span class="php-keyword2">define</span>(<span class="php-quote">'DI_DO_MODULE'</span>, <span class="php-quote">''</span>);
<a href="#39" id="39" class="l"> 39: </a>                <span class="php-keyword2">define</span>(<span class="php-quote">'DI_DO_FUNC'</span>, <span class="php-quote">''</span>);
<a href="#40" id="40" class="l"> 40: </a>            }
<a href="#41" id="41" class="l"> 41: </a>            
<a href="#42" id="42" class="l"> 42: </a>            <span class="php-keyword2">define</span>(<span class="php-quote">'DI_LET_CURRENT'</span>, <span class="php-var">$req</span>[<span class="php-quote">'path'</span>]);
<a href="#43" id="43" class="l"> 43: </a>            let(DI_LET_CURRENT);
<a href="#44" id="44" class="l"> 44: </a>        }
<a href="#45" id="45" class="l"> 45: </a>        <span class="php-keyword1">else</span>{
<a href="#46" id="46" class="l"> 46: </a>            <span class="php-keyword1">require</span> DI_PAGE_400;
<a href="#47" id="47" class="l"> 47: </a>        }
<a href="#48" id="48" class="l"> 48: </a>    }
<a href="#49" id="49" class="l"> 49: </a>    
<a href="#50" id="50" class="l"> 50: </a>    
<a href="#51" id="51" class="l"> 51: </a>    <span class="php-comment">//判断请求类型，识别DO请求和LET请求，并进行规则匹配，将匹配情况记入$runtime</span>
<a href="#52" id="52" class="l"> 52: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> analyse( <span class="php-var">$get</span> ){
<a href="#53" id="53" class="l"> 53: </a>        <span class="php-var">$shell</span> = <span class="php-var">$this</span>-&gt;getShell(<span class="php-var">$get</span>);
<a href="#54" id="54" class="l"> 54: </a>        <span class="php-var">$runtime</span>[<span class="php-quote">'shell'</span>] = <span class="php-var">$shell</span>;
<a href="#55" id="55" class="l"> 55: </a>        
<a href="#56" id="56" class="l"> 56: </a>        <span class="php-keyword1">if</span>(<span class="php-var">$this</span>-&gt;is_do(<span class="php-var">$shell</span>)){
<a href="#57" id="57" class="l"> 57: </a>            <span class="php-var">$shell_arr</span> = <span class="php-keyword2">explode</span>(<span class="php-quote">'/'</span>, <span class="php-keyword2">trim</span>(<span class="php-var">$shell</span>, <span class="php-quote">'/'</span>));
<a href="#58" id="58" class="l"> 58: </a>            <span class="php-var">$do</span> = <span class="php-keyword2">ucfirst</span>(<span class="php-keyword2">array_shift</span>(<span class="php-var">$shell_arr</span>));
<a href="#59" id="59" class="l"> 59: </a>            <span class="php-var">$func</span> = <span class="php-keyword2">array_shift</span>(<span class="php-var">$shell_arr</span>);
<a href="#60" id="60" class="l"> 60: </a>            <span class="php-var">$runtime</span>[<span class="php-quote">'isallow'</span>] = <span class="php-var">$this</span>-&gt;cmpdo(<span class="php-var">$do</span>, <span class="php-var">$func</span>, <span class="php-var">$shell_arr</span>);
<a href="#61" id="61" class="l"> 61: </a>            <span class="php-var">$runtime</span> += <span class="php-keyword1">array</span>(
<a href="#62" id="62" class="l"> 62: </a>                <span class="php-quote">'reqtype'</span> =&gt; <span class="php-quote">'do'</span>,
<a href="#63" id="63" class="l"> 63: </a>                <span class="php-quote">'request'</span> =&gt; <span class="php-keyword1">array</span>(
<a href="#64" id="64" class="l"> 64: </a>                    <span class="php-quote">'do'</span> =&gt; <span class="php-var">$do</span>,
<a href="#65" id="65" class="l"> 65: </a>                    <span class="php-quote">'func'</span> =&gt; <span class="php-var">$func</span>,
<a href="#66" id="66" class="l"> 66: </a>                    <span class="php-quote">'args'</span> =&gt; <span class="php-var">$shell_arr</span>,
<a href="#67" id="67" class="l"> 67: </a>                ),
<a href="#68" id="68" class="l"> 68: </a>            );
<a href="#69" id="69" class="l"> 69: </a>        }
<a href="#70" id="70" class="l"> 70: </a>        <span class="php-keyword1">else</span> <span class="php-keyword1">if</span>(<span class="php-var">$this</span>-&gt;is_let(<span class="php-var">$shell</span>)){
<a href="#71" id="71" class="l"> 71: </a>            <span class="php-var">$path</span> = <span class="php-keyword2">trim</span>(<span class="php-keyword2">str_replace</span>(<span class="php-quote">'_'</span>, <span class="php-quote">'/'</span>, <span class="php-var">$shell</span>), <span class="php-quote">'/'</span>);<span class="php-comment">//匹配URL里的“.”(传到这里变成“_”)</span>
<a href="#72" id="72" class="l"> 72: </a>            <span class="php-var">$file</span> = DI_LET_PATH . <span class="php-var">$path</span> . <span class="php-quote">'.php'</span>;
<a href="#73" id="73" class="l"> 73: </a>            <span class="php-var">$runtime</span>[<span class="php-quote">'isallow'</span>] = <span class="php-keyword2">is_file</span>(<span class="php-var">$file</span>) &amp;&amp; <span class="php-var">$this</span>-&gt;cmplet(<span class="php-var">$path</span>);
<a href="#74" id="74" class="l"> 74: </a>            <span class="php-var">$runtime</span> += <span class="php-keyword1">array</span>(
<a href="#75" id="75" class="l"> 75: </a>                <span class="php-quote">'reqtype'</span> =&gt; <span class="php-quote">'let'</span>,
<a href="#76" id="76" class="l"> 76: </a>                <span class="php-quote">'request'</span> =&gt; <span class="php-keyword1">array</span>(
<a href="#77" id="77" class="l"> 77: </a>                   <span class="php-quote">'path'</span> =&gt; <span class="php-var">$path</span>,
<a href="#78" id="78" class="l"> 78: </a>                ),
<a href="#79" id="79" class="l"> 79: </a>            );
<a href="#80" id="80" class="l"> 80: </a>        }
<a href="#81" id="81" class="l"> 81: </a>        <span class="php-keyword1">else</span>{
<a href="#82" id="82" class="l"> 82: </a>            <span class="php-var">$runtime</span> += <span class="php-keyword1">array</span>(
<a href="#83" id="83" class="l"> 83: </a>                <span class="php-quote">'isallow'</span> =&gt; <span class="php-keyword1">false</span>,
<a href="#84" id="84" class="l"> 84: </a>                <span class="php-quote">'reqtype'</span> =&gt; <span class="php-quote">'else'</span>,
<a href="#85" id="85" class="l"> 85: </a>                <span class="php-quote">'request'</span> =&gt; <span class="php-keyword1">null</span>,
<a href="#86" id="86" class="l"> 86: </a>            );
<a href="#87" id="87" class="l"> 87: </a>        }
<a href="#88" id="88" class="l"> 88: </a>        <span class="php-keyword1">return</span> <span class="php-var">$runtime</span>;
<a href="#89" id="89" class="l"> 89: </a>    }
<a href="#90" id="90" class="l"> 90: </a>    
<a href="#91" id="91" class="l"> 91: </a>    <span class="php-comment">//获取指令</span>
<a href="#92" id="92" class="l"> 92: </a>    <span class="php-keyword1">private</span> <span class="php-keyword1">function</span> getShell( <span class="php-var">$get</span> ){
<a href="#93" id="93" class="l"> 93: </a>        <span class="php-var">$shell</span> = DIUrlShell::<span class="php-var">$_default_shell</span>;
<a href="#94" id="94" class="l"> 94: </a>        <span class="php-keyword1">foreach</span> (<span class="php-var">$get</span> <span class="php-keyword1">as</span> <span class="php-var">$k</span> =&gt; <span class="php-var">$g</span>){
<a href="#95" id="95" class="l"> 95: </a>            <span class="php-keyword1">if</span>(<span class="php-quote">''</span> === <span class="php-var">$g</span>){
<a href="#96" id="96" class="l"> 96: </a>                <span class="php-var">$shell</span> = <span class="php-var">$k</span>;
<a href="#97" id="97" class="l"> 97: </a>                <span class="php-keyword1">break</span>;
<a href="#98" id="98" class="l"> 98: </a>            }
<a href="#99" id="99" class="l"> 99: </a>        }
<a href="#100" id="100" class="l">100: </a>        <span class="php-keyword1">return</span> <span class="php-var">$shell</span>;
<a href="#101" id="101" class="l">101: </a>    }
<a href="#102" id="102" class="l">102: </a>    
<a href="#103" id="103" class="l">103: </a>    <span class="php-comment">//指令为DO-Request</span>
<a href="#104" id="104" class="l">104: </a>    <span class="php-keyword1">private</span> <span class="php-keyword1">function</span> is_do(<span class="php-var">$shell</span>){
<a href="#105" id="105" class="l">105: </a>        <span class="php-comment">//匹配详见：http://www.txt2re.com/index-php.php3?s=f_1ds/f2d5_g&amp;1&amp;-3</span>
<a href="#106" id="106" class="l">106: </a>        <span class="php-var">$re1</span>=<span class="php-quote">'^((?:[a-z][a-z0-9_]*))'</span>;  <span class="php-comment"># Variable Name 1</span>
<a href="#107" id="107" class="l">107: </a>        <span class="php-var">$re2</span>=<span class="php-quote">'(\\/)'</span>;   <span class="php-comment"># Any Single Character 1</span>
<a href="#108" id="108" class="l">108: </a>        <span class="php-var">$re3</span>=<span class="php-quote">'((?:[a-z][a-z0-9_]*))'</span>;   <span class="php-comment"># Variable Name 2</span>
<a href="#109" id="109" class="l">109: </a>        <span class="php-var">$re4</span> = <span class="php-quote">'((?:\\/[\\w\\.\\-]+)*)'</span>;    <span class="php-comment"># Unix Path 1</span>
<a href="#110" id="110" class="l">110: </a>        
<a href="#111" id="111" class="l">111: </a>        <span class="php-var">$rs</span> = <span class="php-keyword2">preg_match</span>(<span class="php-quote">&quot;/&quot;</span>.<span class="php-var">$re1</span>.<span class="php-var">$re2</span>.<span class="php-var">$re3</span>.<span class="php-var">$re4</span>.<span class="php-quote">&quot;/is&quot;</span>, <span class="php-var">$shell</span>);
<a href="#112" id="112" class="l">112: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">false</span>!==<span class="php-var">$rs</span> &amp;&amp; <span class="php-num">0</span> &lt; <span class="php-var">$rs</span>;
<a href="#113" id="113" class="l">113: </a>    }
<a href="#114" id="114" class="l">114: </a>    
<a href="#115" id="115" class="l">115: </a>    
<a href="#116" id="116" class="l">116: </a>    <span class="php-comment">//指令为LET-Request</span>
<a href="#117" id="117" class="l">117: </a>    <span class="php-keyword1">private</span> <span class="php-keyword1">function</span> is_let(<span class="php-var">$shell</span>){
<a href="#118" id="118" class="l">118: </a>        <span class="php-var">$re1</span> = <span class="php-quote">''</span>;<span class="php-comment">//原值 = '^(\\|)(\\|)'</span>
<a href="#119" id="119" class="l">119: </a>        <span class="php-var">$re2</span> = <span class="php-quote">'((?:[a-z0-9_-]+(\\_))*)'</span>;<span class="php-comment">//原值 = '((?:[a-z0-9_-]+(\\|))*)'，现值匹配URL里的“.”(传到这里变成“_”)</span>
<a href="#120" id="120" class="l">120: </a>        <span class="php-var">$re3</span> = <span class="php-quote">'((?:[a-z0-9_-]*))+$'</span>;
<a href="#121" id="121" class="l">121: </a>
<a href="#122" id="122" class="l">122: </a>        <span class="php-var">$rs</span> = <span class="php-keyword2">preg_match</span>(<span class="php-quote">&quot;/&quot;</span>.<span class="php-var">$re1</span>.<span class="php-var">$re2</span>.<span class="php-var">$re3</span>.<span class="php-quote">&quot;/is&quot;</span>, <span class="php-var">$shell</span>);
<a href="#123" id="123" class="l">123: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">false</span>!==<span class="php-var">$rs</span> &amp;&amp; <span class="php-num">0</span> &lt; <span class="php-var">$rs</span>;
<a href="#124" id="124" class="l">124: </a>    }
<a href="#125" id="125" class="l">125: </a>    
<a href="#126" id="126" class="l">126: </a>    
<a href="#127" id="127" class="l">127: </a>    <span class="php-comment">//匹配Do的放行规则</span>
<a href="#128" id="128" class="l">128: </a>    <span class="php-keyword1">private</span> <span class="php-keyword1">function</span> cmpdo(&amp;<span class="php-var">$do</span>, &amp;<span class="php-var">$func</span>, <span class="php-var">$args</span>){
<a href="#129" id="129" class="l">129: </a>        <span class="php-var">$strict</span> = DIUrlShell::<span class="php-var">$_strict_mode</span>;
<a href="#130" id="130" class="l">130: </a>        <span class="php-var">$allowed</span> = DIUrlShell::doshell();
<a href="#131" id="131" class="l">131: </a>        
<a href="#132" id="132" class="l">132: </a>        <span class="php-comment">// 判断是否显式声明过（顺便将do命令的大小写与doshell()里的同步（如果有显式声明））</span>
<a href="#133" id="133" class="l">133: </a>        <span class="php-var">$declared</span> = <span class="php-keyword1">false</span>;
<a href="#134" id="134" class="l">134: </a>        <span class="php-keyword1">foreach</span> (<span class="php-var">$allowed</span> <span class="php-keyword1">as</span> <span class="php-var">$k</span> =&gt; <span class="php-var">$al</span>) {
<a href="#135" id="135" class="l">135: </a>            <span class="php-keyword1">if</span> (<span class="php-num">0</span> == <span class="php-keyword2">strcasecmp</span>(<span class="php-var">$do</span>, <span class="php-var">$k</span>)) {
<a href="#136" id="136" class="l">136: </a>                <span class="php-var">$do</span> = <span class="php-var">$k</span>;
<a href="#137" id="137" class="l">137: </a>                <span class="php-keyword1">foreach</span> (<span class="php-var">$al</span> <span class="php-keyword1">as</span> <span class="php-var">$kk</span> =&gt; <span class="php-var">$a</span>) {
<a href="#138" id="138" class="l">138: </a>                    <span class="php-keyword1">if</span> (<span class="php-num">0</span> == <span class="php-keyword2">strcasecmp</span>(<span class="php-var">$func</span>, <span class="php-var">$kk</span>)) {
<a href="#139" id="139" class="l">139: </a>                        <span class="php-var">$func</span> = <span class="php-var">$kk</span>;
<a href="#140" id="140" class="l">140: </a>                        <span class="php-var">$declared</span> = <span class="php-keyword1">true</span>;
<a href="#141" id="141" class="l">141: </a>                    }
<a href="#142" id="142" class="l">142: </a>                }
<a href="#143" id="143" class="l">143: </a>                <span class="php-keyword1">break</span>;
<a href="#144" id="144" class="l">144: </a>            }
<a href="#145" id="145" class="l">145: </a>        }
<a href="#146" id="146" class="l">146: </a>        <span class="php-var">$inspect</span> = <span class="php-quote">&quot;</span><span class="php-var">{$do}</span><span class="php-quote">Do::</span><span class="php-var">{$func}</span><span class="php-quote">&quot;</span>;
<a href="#147" id="147" class="l">147: </a>        
<a href="#148" id="148" class="l">148: </a>        <span class="php-comment">//严格模式下判断 - XxxDo::func是否存在于DO配置里</span>
<a href="#149" id="149" class="l">149: </a>        <span class="php-keyword1">if</span> (<span class="php-var">$strict</span> &amp;&amp; !<span class="php-var">$declared</span>) {
<a href="#150" id="150" class="l">150: </a>            <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> DIException(<span class="php-quote">&quot;URLSHELL严格模式已启用，当前请求的[ </span><span class="php-var">{$inspect}</span><span class="php-quote">() ]没有在DO规则中配置&quot;</span>);
<a href="#151" id="151" class="l">151: </a>        }
<a href="#152" id="152" class="l">152: </a>        
<a href="#153" id="153" class="l">153: </a>        <span class="php-comment">//任何模式下都判断//XxxDo::func在代码中是否定义</span>
<a href="#154" id="154" class="l">154: </a>        <span class="php-keyword1">if</span> (! <span class="php-keyword2">method_exists</span>(<span class="php-var">$do</span>.<span class="php-quote">'Do'</span>, <span class="php-var">$func</span>)) {
<a href="#155" id="155" class="l">155: </a>            <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> DIException(<span class="php-quote">&quot;当前请求的[ </span><span class="php-var">{$inspect}</span><span class="php-quote">() ]在代码中找不到定义&quot;</span>);
<a href="#156" id="156" class="l">156: </a>        }
<a href="#157" id="157" class="l">157: </a>        
<a href="#158" id="158" class="l">158: </a>        <span class="php-comment">//严格模式下判断 - XxxDo::func实际传参个数不少于DO配置的最少个数</span>
<a href="#159" id="159" class="l">159: </a>        <span class="php-keyword1">if</span> ( <span class="php-var">$strict</span> &amp;&amp; <span class="php-var">$declared</span> &amp;&amp; <span class="php-keyword2">count</span>(<span class="php-var">$args</span>) &lt; (@<span class="php-var">$func_rule_num</span> = <span class="php-var">$allowed</span>[<span class="php-var">$do</span>][<span class="php-var">$func</span>]) ) {
<a href="#160" id="160" class="l">160: </a>            <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> DIException(<span class="php-quote">&quot;URLSHELL严格模式已启用，实际传入[ </span><span class="php-var">{$inspect}</span><span class="php-quote">() ]的参数个数少于DO配置的最少必需个数(</span><span class="php-var">{$func_rule_num}</span><span class="php-quote">)，当前传入个数&quot;</span> . <span class="php-keyword2">count</span>(<span class="php-var">$args</span>));
<a href="#161" id="161" class="l">161: </a>        }
<a href="#162" id="162" class="l">162: </a>        <span class="php-comment">//任何模式下都判断 - 代码中函数参数表配置的必需个数，如果实际传入个数小于这个值，则抛出异常</span>
<a href="#163" id="163" class="l">163: </a>        
<a href="#164" id="164" class="l">164: </a>        <span class="php-var">$rm</span> = <span class="php-keyword1">new</span> ReflectionMethod(<span class="php-var">$inspect</span>);
<a href="#165" id="165" class="l">165: </a>        <span class="php-var">$needNum</span> = <span class="php-var">$rm</span>-&gt;getNumberOfRequiredParameters();
<a href="#166" id="166" class="l">166: </a>        <span class="php-var">$c3</span> = <span class="php-var">$needNum</span> &lt;= <span class="php-keyword2">count</span>(<span class="php-var">$args</span>);
<a href="#167" id="167" class="l">167: </a>        <span class="php-var">$real_nums</span> = <span class="php-keyword2">count</span>(<span class="php-var">$args</span>);
<a href="#168" id="168" class="l">168: </a>        <span class="php-keyword1">if</span> (<span class="php-var">$needNum</span> &gt; <span class="php-var">$real_nums</span>) {
<a href="#169" id="169" class="l">169: </a>            <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> DIException(<span class="php-quote">&quot;实际传入[ </span><span class="php-var">{$inspect}</span><span class="php-quote">() ]的参数个数少于代码中函数参数表的最少必需数，当前传参</span><span class="php-var">{$real_nums}</span><span class="php-quote">个，最少需要</span><span class="php-var">{$needNum}</span><span class="php-quote">个&quot;</span>);
<a href="#170" id="170" class="l">170: </a>        }
<a href="#171" id="171" class="l">171: </a>        
<a href="#172" id="172" class="l">172: </a>        <span class="php-comment">//检测通过，可以放行</span>
<a href="#173" id="173" class="l">173: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">true</span>;
<a href="#174" id="174" class="l">174: </a>    }
<a href="#175" id="175" class="l">175: </a>    
<a href="#176" id="176" class="l">176: </a>    
<a href="#177" id="177" class="l">177: </a>    <span class="php-comment">//匹配Let的放行规则 TODO:尚未完成匹配</span>
<a href="#178" id="178" class="l">178: </a>    <span class="php-keyword1">private</span> <span class="php-keyword1">function</span> cmplet(<span class="php-var">$path</span>){
<a href="#179" id="179" class="l">179: </a>        <span class="php-var">$allowed</span> = DIUrlShell::letshell();
<a href="#180" id="180" class="l">180: </a>        <span class="php-keyword2">array_walk</span>(<span class="php-var">$allowed</span>, <span class="php-keyword1">function</span>(&amp;<span class="php-var">$item</span>, <span class="php-var">$key</span>){
<a href="#181" id="181" class="l">181: </a>            <span class="php-var">$item</span> = <span class="php-keyword2">str_replace</span>(<span class="php-quote">'_'</span>, <span class="php-quote">'/'</span>, <span class="php-var">$item</span>);
<a href="#182" id="182" class="l">182: </a>        });
<a href="#183" id="183" class="l">183: </a>        
<a href="#184" id="184" class="l">184: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">true</span>;
<a href="#185" id="185" class="l">185: </a>    }
<a href="#186" id="186" class="l">186: </a>    
<a href="#187" id="187" class="l">187: </a>}</code></pre>

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